             AIR ROUTE TRAFFIC CONTROL CENTER FACILITIES
             AND COMMUNICATIONS DATA BASE RECORD LAYOUT
                              (AFF-FILE)

INFORMATION EFFECTIVE DATE: 6/13/2024
    RECORD FORMAT: FIXED
    LOGICAL RECORD LENGTH: 254
 FILE STRUCTURE DESCRIPTION:
---------------------------

       THERE ARE A VARIABLE NUMBER OF FIXED-LENGTH RECORDS FOR EACH
    AIR ROUTE TRAFFIC CONTROL CENTER FACILITY. THE AIR ROUTE TRAFFIC
    CONTROL CENTER FACILITY FILE (ARTCC) CONTAINS ALL REMOTE AIR/GROUND
    FACILITIES (RCAG), AIR ROUTE SURVEILLANCE RADARS (ARSR), SECONDARY
    RADARS (SECRA), AND CENTER RADAR APPROACH CONTROL FACILITIES
    (CERAP), UNDER U.S. AREA OF RESPONSIBILITY. THE FILE DOES NOT
    INCLUDE ANY FOREIGN FACILITIES AND/OR RADARS.

       THE NUMBER OF RECORDS IS DETERMINED BY:

    1) THE AMOUNT OF TEXTUAL REMARKS PERTAINING TO THE AIR ROUTE TRAFFIC
       CONTROL CENTER
    2) FREQUENCIES AND THEIR USES ASSOCIATED WITH EACH AIR ROUTE
       TRAFFIC CONTROL CENTER
    3) THE AMOUNT OF TEXTUAL REMARKS PERTAINING TO FREQUENCIES AND THEIR
       USES

       THE RECORDS ARE IDENTIFIED BY A RECORD TYPE INDICATOR (AFF1,
    AFF2, AFF3, AFF4), AND THE ARTCC CENTER IDENTIFIER, LOCATION, AND
    FACILITY TYPE.

       THE FILE IS SORTED BY CENTER IDENTIFIER,
                             LOCATION,
                             FACILITY TYPE,
                             RECORD TYPE,
                             (FREQUENCY,
                             ASSOCIATED AIRPORT IDENT) - AFF3 RECORDS ONLY

       EACH RECORD ENDS WITH A CARRIAGE RETURN CHARACTER AND LINE FEED
    CHARACTER (CR/LF). THIS LINE TERMINATOR IS NOT INCLUDED IN THE LOGICAL
    RECORD LENGTH.


DESCRIPTION OF THE RECORD TYPES:
--------------------------------

    'AFF1' RECORDS CONTAIN GENERAL DESCRIPTIVE LOCATION INFORMATION
    PERTAINING TO THE AIR ROUTE TRAFFIC CONTROL CENTER FACILITY. THERE
    IS ALWAYS ONE 'AFF1' RECORD.

    'AFF2' RECORD(S) CONTAIN(S) TEXTUAL REMARKS PERTAINING TO THE AIR
    ROUTE TRAFFIC CONTROL CENTER FACILITY. THERE CAN BE 0 OR MORE 'AFF2'
    RECORDS.

    'AFF3' RECORD(S) CONTAIN(S) THE COMMUNICATIONS FREQUENCIES AND
    THEIR USES AS THEY ARE RELATED TO THE AIR ROUTE TRAFFIC CONTROL
    CENTER FACILITY. THERE CAN BE 0 OR MORE 'AFF3' RECORDS.

    'AFF4' RECORD(S) CONTAIN(S) TEXTUAL REMARKS PERTAINING TO THE
    COMMUNICATIONS FREQUENCIES AND THEIR USE. THERE CAN BE 0 OR MORE
    'AFF4' RECORDS.


GENERAL INFORMATION:
--------------------
     1.  LEFT JUSTIFIED FIELDS HAVE TRAILING BLANKS
     2.  RIGHT JUSTIFIED FIELDS HAVE LEADING BLANKS
     3.  ELEMENT NUMBER IS FOR INTERNAL REFERENCE ONLY
         AND NOT IN THE RECORD.
     4.  THE UNIQUE RECORD IDENTIFIER AT THE AFF1 RECORD IS MADE UP OF THE 
         CENTER IDENTIFIER, LOCATION, FACILITY TYPE AND STATE CODE.
     5.  LATITUDE AND LONGITUDE INFORMATION IS REPRESENTED IN
         TWO WAYS:
         A.  FORMATTED:
            ------------
            LATITUDE    DD-MM-SS.SSSH
            LONGITUDE   DDD-MM-SS.SSSH

            WHERE :     DD IS DEGREES
                        MM IS MINUTES
                        SS.SSS IS SECONDS
                        H IS DECLINATION

            EXAMPLE :   LAT-   39-06-51.070N
                        LONG-  075-27-54.660W

         B.  IN ALL SECONDS:
            -----------------
            LATITUDE AND LONGITUDE     SSSSSS.SSSH
            WHERE :     SSSSSS.SSS IS THE DEG/MIN/SEC CONVERTED
                                   TO ALL SECONDS
                        H IS THE DECLINATION

            EXAMPLE :   LAT-   140811.070N
                        LONG-  271674.660W

*********************************************************************

            'AFF1' RECORD TYPE - BASE DATA

********************************************************************

J  T   L   S L   E N
U  Y   E   T O   L U
S  P   N   A C   E M
T  E   G   R A   M B
       T   T T   E E
       H     I   N R
             O   T
             N           FIELD DESCRIPTION

L AN   04 00001  NONE    RECORD TYPE INDICATOR.
                           AFF1 - AIR ROUTE TRAFFIC CONTROL CENTER
                                  FACILITY INFORMATION

L AN 0004 00005  DLID    AIR ROUTE TRAFFIC CONTROL CENTER IDENTIFIER.
                         (EX: ZAB)


                         ADMINISTRATIVE DATA
                         -------------------


L AN 0040 00009  NONE    AIR ROUTE TRAFFIC CONTROL CENTER NAME.
                         (EX: ALBUQUERQUE)

L AN 0030 00049  DLID    SITE LOCATION. LOCATION OF THE FACILITY
                         CONTROLLED BY THE AIR ROUTE TRAFFIC CONTROL
                         CENTER. (EX: SANDIA MOUNTAIN)

L AN 0050 00079  FF21    CROSS REFERENCE. ALTERNATE NAME FOR REMOTE
                         COMMUNICATIONS AIR/GROUND FACILITY AND AIR
                         ROUTE SURVEILLANCE RADAR. (EX: ALBUQUERQUE)

L AN 0005 00129  DLID    FACILITY TYPE.

                           TYPE CODE    DESCRIPTION
                           ---------    -----------

                             ARSR       AIR ROUTE SURVEILLANCE RADAR
                             ARTCC      AIR ROUTE TRAFFIC CONTROL CENTER
                             CERAP      CENTER RADAR APPROACH CONTROL
                                        FACILITY
                             RCAG       REMOTE COMMUNICATIONS,
                                        AIR/GROUND
                             SECRA      SECONDARY RADAR

L AN 0010 00134  NONE    INFORMATION EFFECTIVE DATE (MM/DD/YYYY)
                         THIS DATE COINCIDES WITH THE 56 DAY CHARTING
                         AND PUBLICATION CYCLE EFFECTIVE DATE.

L AN 0030 00144  FF2S    SITE STATE NAME. (EX: NEW MEXICO)

L AN 0002 00174  FF2     SITE STATE POST OFFICE CODE. (EX: NM)

                         GEOGRAPHICAL DATA
                         -----------------


L AN 0014 00176  FF4     SITE LATITUDE. (FORMATTED)

L AN 0011 00190  FF4S    SITE LATITUDE. (SECONDS)

L AN 0014 00201  FF5     SITE LONGITUDE. (FORMATTED)

L AN 0011 00215  FF5S    SITE LONGITUDE. (SECONDS)

L AN 0004 00226  DLID    ICAO ARTCC ID. (EX: KZAB)
 
L AN 0025 00230  NONE    BLANK.

*********************************************************************

            'AFF2' RECORD TYPE - SITE REMARKS DATA

*********************************************************************

J  T   L   S L   E N
U  Y   E   T O   L U
S  P   N   A C   E M
T  E   G   R A   M B
       T   T T   E E
       H     I   N R
             O   T
             N           FIELD DESCRIPTION


L AN   04 00001  NONE    RECORD TYPE INDICATOR.
                           AFF2 - REMARKS RECORD.

L AN 0004 00005  DLID    AIR ROUTE TRAFFIC CONTROL CENTER IDENTIFIER.
                         (EX: ZAB)

L AN 0030 00009  DLID    SITE LOCATION. LOCATION OF THE FACILITY
                         CONTROLLED BY THE AIR ROUTE TRAFFIC CONTROL
                         CENTER. (EX: SANDIA MOUNTAIN)

L AN 0005 00039  DLID    FACILITY TYPE.

L AN 0004 00044  NONE    SITE REMARKS ELEMENT NUMBER. (EX: 1)

L AN 0200 00048  NONE    SITE REMARKS TEXT. (EX: ARSR SHARED WITH
                         CLEVELAND ARTCC)

L AN 0007 00248  NONE    BLANK.

************************************************************************

      'AFF3' RECORD TYPE - COMMUNICATIONS FREQUENCY(S) AND THEIR USES

************************************************************************

J  T   L   S L   E N
U  Y   E   T O   L U
S  P   N   A C   E M
T  E   G   R A   M B
       T   T T   E E
       H     I   N R
             O   T
             N           FIELD DESCRIPTION

L AN   04 00001  NONE    RECORD TYPE INDICATOR.
                           AFF3 - FREQUENCY(S) AND THEIR USES.

L AN 0004 00005  DLID    AIR ROUTE TRAFFIC CONTROL CENTER IDENTIFIER.
                         (EX: ZAB)

L AN 0030 00009  DLID    SITE LOCATION. LOCATION OF THE FACILITY
                         CONTROLLED BY THE AIR ROUTE TRAFFIC CONTROL
                         CENTER. (EX: SANDIA MOUNTAIN)

L AN 0005 00039  DLID    FACILITY TYPE.

                         FREQUENCY/ALTITUDE/USE DATA
                         ----------------------------

L AN 0008 00044  NONE    FREQUENCY ASSOCIATED WITH THE FACILITY.
                         (EX: 269.4)

L AN 0010 00052  FQ20    ALTITUDE. INDICATION OF WHETHER LOW, HIGH,
                         LOW/HIGH, AND/OR ULTRA HIGH TRAFFIC IS
                         CONTROLLED ON EACH FREQUENCY. (EX: LOW)

L AN 0016 00062  NONE    NOT USED

L AN 0001 00078  NONE    RCAG FREQUENCY CHARTED FLAG(Y/N)

                         IFR SERVICE PROVIDED TO LANDING FACILITY
                         ----------------------------------------


L AN 0004 00079  E7      LOCATION IDENTIFIER ASSIGNED TO THE LANDING
                         FACILITY (AIRPORT). (EX: E80)

L AN 0030 00083  A4S     ASSOCIATED STATE NAME.
                         (EX: NEW MEXICO)

L AN 0002 00113  A4      ASSOCIATED STATE POST OFFICE CODE. (EX: NM)

L AN 0040 00115  A1      ASSOCIATED CITY NAME.
                         (EX: BELEN)

L AN 0050 00155  A2      OFFICIAL AIRPORT NAME. (EX: ALEXANDER MUNI)

L AN 0014 00205  A19     LATITUDE OF THE AIRPORT. (FORMATTED)

L AN 0011 00219  A19S    LATITUDE OF THE AIRPORT. (SECONDS)

L AN 0014 00230  A20     LONGITUDE OF THE AIRPORT. (FORMATTED)

L AN 0011 00244  A20S    LONGITUDE OF THE AIRPORT. (SECONDS)


*********************************************************************

               'AFF4' RECORD TYPE - REMARKS DATA

********************************************************************

J  T   L   S L   E N
U  Y   E   T O   L U
S  P   N   A C   E M
T  E   G   R A   M B
       T   T T   E E
       H     I   N R
             O   T
             N           FIELD DESCRIPTION

L AN   04 00001  NONE    RECORD TYPE INDICATOR.
                            AFF4 - REMARKS RECORD.

L AN 0004 00005  DLID    AIR ROUTE TRAFFIC CONTROL CENTER IDENTIFIER.
                         (EX: ZAB)

L AN 0030 00009  DLID    SITE LOCATION. LOCATION OF THE FACILITY
                         CONTROLLED BY THE AIR ROUTE TRAFFIC CONTROL
                         CENTER. (EX: SANDIA MOUNTAIN)

L AN 0005 00039  DLID    FACILITY-TYPE.

L AN 0008 00044  NONE    FREQUENCY ASSOCIATED WITH THE REMARK.
                         (EX: 269.4)

L AN 0002 00052  NONE    FREQUENCY REMARK SEQUENCE NUMBER.
                         (EX: 1)

L AN 0200 00054  NONE    FREQUENCY REMARKS TEXT. (EX: PRIMARY FOR AREA
                         NE AND E OF HNL VORTAC OUT TO APPROXLY 90NM)

L AN 0001 00254  NONE    BLANK.

